/// <summary>
/// TODO: Documentation ConnectionBind
/// </summary>
/// <param name="connectionId"></param>
/// <param name="username"></param>
/// <param name="password"></param>
public void ConnectionBind(StunAttribute connectionId, String username, String password)
{
this.TurnTcpManager = new TurnManager(this.StunClient.ServerEP,
this.StunClient.ProtocolType,
this.StunClient.ClientCertificate,
this.StunClient.RemoteCertificateValidation);
this.TurnTcpManager.OnAllocateSucceed += (object sender, TurnAllocation allocation, StunMessage sentMsg, StunMessage receivedMsg) =>
{
StunMessage msg = new StunMessage(StunMethodType.ConnectionBind, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Turn.ConnectionId = connectionId;
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.AddMessageIntegrity(allocation.Password, true);
this.TurnTcpManager.StunClient.BeginSendMessage(msg, this.TurnTcpManager.StunClient.Socket);
};
this.TurnTcpManager.OnConnectionBindSucceed += (object sender, Socket connectedSocket, StunMessage receivedMsg) =>
{
this.TurnTcpManager.Allocations.Clear();
this.TurnTcpManager.StunClient.Cancel = true;
if (this.OnConnectionBindSucceed != null)
{
this.OnConnectionBindSucceed(sender, connectedSocket, receivedMsg);
}
};
this.TurnTcpManager.Connect();
this.TurnTcpManager.Allocate(username, password);
}
/// <summary>
/// TODO: Documentation CreatePermission
/// </summary>
/// <param name="xorPeerAddress"></param>
/// <param name="allocation"></param>
public void CreatePermission(XorMappedAddress xorPeerAddress, TurnAllocation allocation)
{
StunMessage msg = new StunMessage(StunMethodType.CreatePermission, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Turn.XorPeerAddress = xorPeerAddress;
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.AddMessageIntegrity(allocation.Password, true);
this.StunClient.BeginSendMessage(msg, allocation);
}
/// <summary>
/// TODO: Documentation RefreshAllocation
/// </summary>
/// <param name="allocation"></param>
/// <param name="lifeTime"></param>
public void RefreshAllocation(TurnAllocation allocation, UInt32 lifeTime)
{
StunMessage msg = new StunMessage(StunMethodType.Refresh, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.Turn.LifeTime = new StunAttribute(StunAttributeType.LifeTime, BitConverter.GetBytes(StunUtilities.ReverseBytes(lifeTime)));
msg.AddMessageIntegrity(allocation.Password, true);
this.StunClient.BeginSendMessage(msg, null);
}
/// <summary>
/// TODO: Documentation AllocateRetry
/// </summary>
/// <param name="receivedMsg"></param>
/// <param name="username"></param>
/// <param name="password"></param>
private void AllocateRetry(StunMessage receivedMsg, String username, String password)
{
StunMessage msg = new StunMessage(StunMethodType.Allocate, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Turn.RequestedTransport = new StunAttribute(StunAttributeType.RequestedTransport, BitConverter.GetBytes(StunMessage.CODE_POINT_TCP));
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, username);
msg.Stun.Realm = receivedMsg.Stun.Realm;
msg.Stun.Nonce = receivedMsg.Stun.Nonce;
msg.AddMessageIntegrity(password, true);
this.StunClient.BeginSendMessage(msg, password);
}
/// <summary>
/// TODO: Documentation SendIndication
/// </summary>
/// <param name="xorPeerAddress"></param>
/// <param name="data"></param>
/// <param name="allocation"></param>
public void SendIndication(XorMappedAddress xorPeerAddress, byte[] data, TurnAllocation allocation)
{
StunMessage msg = new StunMessage(StunMethodType.Send, StunMethodClass.Indication, StunUtilities.NewTransactionId);
msg.Turn.XorPeerAddress = xorPeerAddress;
msg.Turn.Data = new StunAttribute(StunAttributeType.Data, data);
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.AddMessageIntegrity(allocation.Password, true);
this.StunClient.BeginSendMessage(msg, null);
}
/// <summary>
/// TODO: Documentation ConnectionBind
/// </summary>
/// <param name="connectionId"></param>
/// <param name="username"></param>
/// <param name="password"></param>
public void ConnectionBind(StunAttribute connectionId, String username, String password)
{
this.TurnTcpManager = new TurnManager(this.StunClient.ServerEP,
this.StunClient.ProtocolType,
this.StunClient.ClientCertificate,
this.StunClient.RemoteCertificateValidation);
this.TurnTcpManager.OnAllocateSucceed += (object sender, TurnAllocation allocation, StunMessage sentMsg, StunMessage receivedMsg) =>
{
StunMessage msg = new StunMessage(StunMethodType.ConnectionBind, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Turn.ConnectionId = connectionId;
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.AddMessageIntegrity(allocation.Password, true);
this.TurnTcpManager.StunClient.BeginSendMessage(msg, this.TurnTcpManager.StunClient.Socket);
};
this.TurnTcpManager.OnConnectionBindSucceed += (object sender, Socket connectedSocket, StunMessage receivedMsg) =>
{
this.TurnTcpManager.Allocations.Clear();
this.TurnTcpManager.StunClient.Cancel = true;
if (this.OnConnectionBindSucceed != null)
this.OnConnectionBindSucceed(sender, connectedSocket, receivedMsg);
};
this.TurnTcpManager.Connect();
this.TurnTcpManager.Allocate(username, password);
}
/// <summary>
/// TODO: Documentation SendIndication
/// </summary>
/// <param name="xorPeerAddress"></param>
/// <param name="data"></param>
/// <param name="allocation"></param>
public void SendIndication(XorMappedAddress xorPeerAddress, byte[] data, TurnAllocation allocation)
{
StunMessage msg = new StunMessage(StunMethodType.Send, StunMethodClass.Indication, StunUtilities.NewTransactionId);
msg.Turn.XorPeerAddress = xorPeerAddress;
msg.Turn.Data = new StunAttribute(StunAttributeType.Data, data);
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.AddMessageIntegrity(allocation.Password, true);
this.StunClient.BeginSendMessage(msg, null);
}
/// <summary>
/// TODO: Documentation BindChannel
/// </summary>
/// <param name="channelNumber"></param>
/// <param name="xorPeerAddress"></param>
/// <param name="allocation"></param>
public void BindChannel(byte[] channelNumber, XorMappedAddress xorPeerAddress, TurnAllocation allocation)
{
StunMessage msg = new StunMessage(StunMethodType.ChannelBind, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Turn.ChannelNumber = new StunAttribute(StunAttributeType.ChannelNumber, channelNumber);
msg.Turn.XorPeerAddress = xorPeerAddress;
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.AddMessageIntegrity(allocation.Password, true);
this.StunClient.BeginSendMessage(msg, allocation);
}
/// <summary>
/// TODO: Documentation RefreshAllocation
/// </summary>
/// <param name="allocation"></param>
/// <param name="lifeTime"></param>
public void RefreshAllocation(TurnAllocation allocation, UInt32 lifeTime)
{
StunMessage msg = new StunMessage(StunMethodType.Refresh, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, allocation.Username);
msg.Stun.Realm = new UTF8Attribute(StunAttributeType.Realm, allocation.Realm);
msg.Stun.Nonce = new UTF8Attribute(StunAttributeType.Nonce, allocation.Nonce);
msg.Turn.LifeTime = new StunAttribute(StunAttributeType.LifeTime, BitConverter.GetBytes(StunUtilities.ReverseBytes(lifeTime)));
msg.AddMessageIntegrity(allocation.Password, true);
this.StunClient.BeginSendMessage(msg, null);
}
/// <summary>
/// TODO: Documentation AllocateRetry
/// </summary>
/// <param name="receivedMsg"></param>
/// <param name="username"></param>
/// <param name="password"></param>
private void AllocateRetry(StunMessage receivedMsg, String username, String password)
{
StunMessage msg = new StunMessage(StunMethodType.Allocate, StunMethodClass.Request, StunUtilities.NewTransactionId);
msg.Turn.RequestedTransport = new StunAttribute(StunAttributeType.RequestedTransport, BitConverter.GetBytes(StunMessage.CODE_POINT_TCP));
msg.Stun.Username = new UTF8Attribute(StunAttributeType.Username, username);
msg.Stun.Realm = receivedMsg.Stun.Realm;
msg.Stun.Nonce = receivedMsg.Stun.Nonce;
msg.AddMessageIntegrity(password, true);
this.StunClient.BeginSendMessage(msg, password);
}